Add cargo project scaffold

.gitignore

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+/target

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "factoriauth"
+version = "0.1.0"

Cargo.toml

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+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[package]
+name = "factoriauth"
+description = "An unofficial authentication server for Factorio"
+version = "0.1.0"
+authors = ["Lambda"]
+edition = "2021"
+license = "AGPL-3.0-or-later"
+keywords = ["offline"]
+categories = ["authentication", "games"]
+
+[dependencies]

src/main.rs

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+/*
+   factoriauth - An unofficial authentication server for Factorio
+   Copyright (C) 2024 lambda@xiretza.xyz
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+fn main() {
+    println!("Hello, world!");
+}